A polygon has 6 sides. One angle goes inside of the shape. Which classifications apply to the polygon? Check all that apply. convex concave regular hexagon octagon

Anthony is making a collage for his art class my picking shapes randomly. he has five squares, two triangles, two ovals, and four circles. find p( circle is chosen first)

Solve the equation by completing the square. x^2+2x=17

Liz is shipping a package to her friend. the maximum weight of a medium flat-rate box is 20 pounds, including the box which weighs 6 ounces. write and solve an inequality to describe the possible weight in pounds, w, of the contents that liz will ship to her friend if she must use a medium flat-rate box. use the drop-down menus to explain your answer.